1901480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{6791}}^1$

素因数の和:6809

約数の個数: 32

約数和(自身を含む): 4890240

約数和(自身を除く): 2988760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 6791, 13582, 27164, 33955, 47537, 54328, 67910, 95074, 135820, 190148, 237685, 271640, 380296, 475370, 950740, 1901480]

約数ペア:

[(1, 1901480), (2, 950740), (4, 475370), (5, 380296), (7, 271640), (8, 237685), (10, 190148), (14, 135820), (20, 95074), (28, 67910), (35, 54328), (40, 47537), (56, 33955), (70, 27164), (140, 13582), (280, 6791)]